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([183.91.15.56]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84e175d6c30sm4266033b3a.51.2026.07.24.00.05.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Jul 2026 00:05:11 -0700 (PDT) From: phucduc.bui@gmail.com To: Michael Turquette , Stephen Boyd , Brian Masney , linux-clk@vger.kernel.org Cc: linux-kernel@vger.kernel.org, bui duc phuc Subject: [PATCH] clk: si521xx: restore cache_only on regcache_sync() failure in resume Date: Fri, 24 Jul 2026 14:04:57 +0700 Message-ID: <20260724070457.24007-1-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: bui duc phuc If regcache_sync() fails in si521xx_resume(), the function only logs the error, leaving regmap with cache_only disabled even though the register cache has not been synchronized with the hardware. Re-enable cache_only on failure to restore the state established by si521xx_suspend(). Signed-off-by: bui duc phuc --- drivers/clk/clk-si521xx.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/clk/clk-si521xx.c b/drivers/clk/clk-si521xx.c index ceadc07bcb6d..e96d5d082624 100644 --- a/drivers/clk/clk-si521xx.c +++ b/drivers/clk/clk-si521xx.c @@ -358,8 +358,10 @@ static int __maybe_unused si521xx_resume(struct device= *dev) =20 regcache_cache_only(si->regmap, false); ret =3D regcache_sync(si->regmap); - if (ret) + if (ret) { + regcache_cache_only(si->regmap, true); dev_err(dev, "Failed to restore register map: %d\n", ret); + } return ret; } =20 --=20 2.43.0